Home / 7,946,211.40-11,919,317.10-2,897,686.60

Finding the Fourth Proportional to 7,946,211.40, 11,919,317.10 and 2,897,686.60

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Solution

The fourth proportional to 7,946,211.40, 11,919,317.10 and 2,897,686.60 is: 4,346,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946,211.40 : 11,919,317.10 = 2,897,686.60 : x
  2. Step 2: Convert to fraction form
    7,946,211.40/11,919,317.10 = 2,897,686.60/x
  3. Step 3: Cross multiply
    7,946,211.40x = 11,919,317.10 × 2,897,686.60
  4. Step 4: Simplify right side
    7,946,211.40x = 34,538,445,441,820.86
  5. Step 5: Solve for x
    x = 34,538,445,441,820.86/7,946,211.40
  6. Step 6: Final answer
    x = 4,346,529.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.